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Finding the Fourth Proportional to 477,182.88, 714,216.56 and 350,789.67

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Solution

The fourth proportional to 477,182.88, 714,216.56 and 350,789.67 is: 525,039.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,182.88 : 714,216.56 = 350,789.67 : x
  2. Step 2: Convert to fraction form
    477,182.88/714,216.56 = 350,789.67/x
  3. Step 3: Cross multiply
    477,182.88x = 714,216.56 × 350,789.67
  4. Step 4: Simplify right side
    477,182.88x = 250,539,789,636.99
  5. Step 5: Solve for x
    x = 250,539,789,636.99/477,182.88
  6. Step 6: Final answer
    x = 525,039.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.